18387-4922 HDS2642

 
 
18h 38m 39.36s -49 21' 41.9" P.A. 175 sep 1.4 mag 10.07,13.09 Sp G0 dist. 1219.51 pc (3978.04 l.y.)
 
 
Coord 2000
18387-4922
Discov num
HDS2642
Comp
Coord arcsec 2000
18 38 39.36 -49 21 41.9
Date first
1991
Date last
1991
Obs
2
Pa first
176
Pa last
175
P.A. Now (θ)
175°
Sep first
1.4
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
10.07
Mag sec
13.09
delta mag (ΔM)
3.02
Spectral class
G0 (yellow)
Pri motion ra
+010
Sec motion ra
+012
Pri motion dec
-004
Sec motion dec
-008
Notes
rPM=0.31
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
174.6
Precise sep
1.36
Constellation
Telescopium
HIP
91416
Tycho2
8368-01443-1
CD
CD-4912259
CP
CP-4910678
Distance
1219.51
Distance ly
3978.04
last precise pa
174.6
last precise sep
1.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18387-4922 HDS2642 1991 2 175 1.4 10.07 13.09 G0 183839.36-492141.9

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